hello sir, my son is one and half month old, now its time for hus 2nd vaccination. my Dr told me that there is 6 in 1 vaccine available so that baby wont get hurt again and again, also i asked to another Dr. , he told me that with 6 in 1 there will be another vaccine for pneumonia. so 2 vaccine you have to take for the baby. please clear this out, what is 6 in 1 vaccine and is this only vaccine we have to take or there will be another vaccine of pneumonia we have to take? Also what will be the charges for that.